Recent advances in understanding catalysis of protein folding by molecular chaperones

D Balchin, M Hayer‐Hartl, FU Hartl - FEBS letters, 2020 - Wiley Online Library
Molecular chaperones are highly conserved proteins that promote proper folding of other
proteins in vivo. Diverse chaperone systems assist de novo protein folding and trafficking …

Advances in hydrogen/deuterium exchange mass spectrometry and the pursuit of challenging biological systems

EI James, TA Murphree, C Vorauer, JR Engen… - Chemical …, 2021 - ACS Publications
Solution-phase hydrogen/deuterium exchange (HDX) coupled to mass spectrometry (MS) is
a widespread tool for structural analysis across academia and the biopharmaceutical …

Molecular dissection of amyloid disaggregation by human HSP70

AS Wentink, NB Nillegoda, J Feufel, G Ubartaitė… - Nature, 2020 - nature.com
The deposition of highly ordered fibrillar-type aggregates into inclusion bodies is a hallmark
of neurodegenerative diseases such as Parkinson's disease. The high stability of such …

[HTML][HTML] Chaperones directly and efficiently disperse stress-triggered biomolecular condensates

H Yoo, JAM Bard, EV Pilipenko, DA Drummond - Molecular Cell, 2022 - cell.com
Stresses such as heat shock trigger the formation of protein aggregates and the induction of
a disaggregation system composed of molecular chaperones. Recent work reveals that …

Structure of the M. tuberculosis DnaK−GrpE complex reveals how key DnaK roles are controlled

X Xiao, A Fay, PS Molina, A Kovach… - Nature …, 2024 - nature.com
The molecular chaperone DnaK is essential for viability of Mycobacterium tuberculosis
(Mtb). DnaK hydrolyzes ATP to fold substrates, and the resulting ADP is exchanged for ATP …

The function, structure, and origins of the ER membrane protein complex

RS Hegde - Annual Review of Biochemistry, 2022 - annualreviews.org
The endoplasmic reticulum (ER) is the site of membrane protein insertion, folding, and
assembly in eukaryotes. Over the past few years, a combination of genetic and biochemical …

J-domain protein chaperone circuits in proteostasis and disease

R Zhang, D Malinverni, DM Cyr, P De Los Rios… - Trends in cell …, 2023 - cell.com
The J-domain proteins (JDP) form the largest protein family among cellular chaperones. In
cooperation with the Hsp70 chaperone system, these co-chaperones orchestrate a plethora …

The extracellular chaperone Clusterin enhances Tau aggregate seeding in a cellular model

P Yuste-Checa, VA Trinkaus, I Riera-Tur… - Nature …, 2021 - nature.com
Spreading of aggregate pathology across brain regions acts as a driver of disease
progression in Tau-related neurodegeneration, including Alzheimer's disease (AD) and …

The Hsp70-chaperone machines in bacteria

MP Mayer - Frontiers in Molecular Biosciences, 2021 - frontiersin.org
The ATP-dependent Hsp70s are evolutionary conserved molecular chaperones that
constitute central hubs of the cellular protein quality surveillance network. None of the other …

The Hsc70 disaggregation machinery removes monomer units directly from α-synuclein fibril ends

MM Schneider, S Gautam, TW Herling… - Nature …, 2021 - nature.com
Molecular chaperones contribute to the maintenance of cellular protein homoeostasis
through assisting de novo protein folding and preventing amyloid formation. Chaperones of …